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Refuse Systems, major discharger, El Dorado, Arkansas. NPDES permit AR0037800, in force until Jul 31, 2028. Last 12 months: over a limit 4 times (last June 2026). Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| June 2026 | Whole Effluent Toxicity [WET] - C. dubia, 7-day minimum | 0 % | ≥ 100 % | 100% |
| June 2026 | Whole Effluent Toxicity [WET] - C. dubia, 7-day minimum | 0 % | ≥ 80 % | 100% |
| June 2026 | Whole Effluent Toxicity [WET] - P. promelas, 7-day minimum | 0 % | ≥ 100 % | 100% |
| June 2026 | Whole Effluent Toxicity [WET] - P. promelas, 7-day minimum | 0 % | ≥ 80 % | 100% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| pH | minimum | ≥ 6 SU | all year | 001 |
| pH | maximum | ≤ 9 SU | all year | 001 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 001 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 001 |
| Carbon, tot organic [TOC] | daily maximum | ≤ 55 mg/L | all year | 001 |
| Silver total recoverable | monthly average | report only (ug/L) | all year | 001 |
| Silver total recoverable | daily maximum | report only (ug/L) | all year | 001 |
| Zinc, total recoverable | monthly average | report only (ug/L) | all year | 001 |
| Zinc, total recoverable | daily maximum | report only (ug/L) | all year | 001 |
| Lead, total recoverable | monthly average | report only (ug/L) | all year | 001 |
| Lead, total recoverable | daily maximum | report only (ug/L) | all year | 001 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 001 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 001 |
| Mercury, total recoverable | monthly average | report only (ug/L) | all year | 001 |
| Mercury, total recoverable | daily maximum | report only (ug/L) | all year | 001 |
| Streamflow | monthly average | report only (MGD) | all year | 007 |
| Streamflow | daily maximum | report only (MGD) | all year | 007 |
| pH | minimum | ≥ 6 SU | all year | 007 |
| pH | maximum | ≤ 9 SU | all year | 007 |
| Oil & Grease | monthly average | ≤ 10 mg/L | all year | 007 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 007 |
| Carbon, tot organic [TOC] | daily maximum | ≤ 55 mg/L | all year | 007 |
| Chloride [as Cl] | monthly average | report only (mg/L) | all year | 007 |
| Chloride [as Cl] | daily maximum | report only (mg/L) | all year | 007 |
| Sulfate, total [as SO4] | monthly average | report only (mg/L) | all year | 007 |
| Sulfate, total [as SO4] | daily maximum | report only (mg/L) | all year | 007 |
| Zinc, total recoverable | monthly average | report only (ug/L) | all year | 007 |
| Zinc, total recoverable | daily maximum | report only (ug/L) | all year | 007 |
| Lead, total recoverable | monthly average | ≤ 40.33 ug/L | all year | 007 |
| Lead, total recoverable | daily maximum | ≤ 80.91 ug/L | all year | 007 |
| Discharge flow as % of stream flow | maximum | ≤ 7 % | all year | 007 |
| Dichloromethane | monthly average | report only (ug/L) | all year | 007 |
| Dichloromethane | daily maximum | report only (ug/L) | all year | 007 |
| 1,2-Dichloroethane | monthly average | report only (ug/L) | all year | 007 |
| 1,2-Dichloroethane | daily maximum | report only (ug/L) | all year | 007 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 007 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 007 |
| Solids, total dissolved | monthly average | report only (mg/L) | all year | 007 |
| Solids, total dissolved | daily maximum | report only (mg/L) | all year | 007 |
| Mercury, total recoverable | monthly average | ≤ .14 ug/L | all year | 007 |
| Mercury, total recoverable | daily maximum | ≤ .29 ug/L | all year | 007 |
| Temperature, water deg. fahrenheit | instantaneous maximum | ≤ 86 deg F | all year | 010 |
| pH | minimum | ≥ 6 SU | all year | 010 |
| pH | maximum | ≤ 9 SU | all year | 010 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 010 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 010 |
| Oil & Grease | monthly average | ≤ 10 mg/L | all year | 010 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 010 |
| Carbon, tot organic [TOC] | daily maximum | ≤ 55 mg/L | all year | 010 |
| Chloride [as Cl] | monthly average | ≤ 631 mg/L | all year | 010 |
| Chloride [as Cl] | daily maximum | ≤ 631 mg/L | all year | 010 |
| Sulfate, total [as SO4] | monthly average | ≤ 63 mg/L | all year | 010 |
| Sulfate, total [as SO4] | daily maximum | ≤ 63 mg/L | all year | 010 |
| Selenium, total recoverable | monthly average | ≤ 17.41 ug/L | all year | 010 |
| Selenium, total recoverable | daily maximum | ≤ 34.93 ug/L | all year | 010 |
| Zinc, total recoverable | monthly average | report only (ug/L) | all year | 010 |
| Zinc, total recoverable | daily maximum | report only (ug/L) | all year | 010 |
| Cadmium, total recoverable | monthly average | ≤ 2.03 ug/L | all year | 010 |
| Cadmium, total recoverable | daily maximum | ≤ 4.08 ug/L | all year | 010 |
| Lead, total recoverable | monthly average | ≤ 3.8 ug/L | all year | 010 |
| Lead, total recoverable | daily maximum | ≤ 7.61 ug/L | all year | 010 |
| Dichloromethane | monthly average | report only (ug/L) | all year | 010 |
| Dichloromethane | daily maximum | report only (ug/L) | all year | 010 |
| 1,2-Dichloroethane | monthly average | report only (ug/L) | all year | 010 |
| 1,2-Dichloroethane | daily maximum | report only (ug/L) | all year | 010 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 010 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 010 |
| Solids, total dissolved | monthly average | ≤ 1360 mg/L | all year | 010 |
| Solids, total dissolved | daily maximum | ≤ 1360 mg/L | all year | 010 |
| Mercury, total recoverable | monthly average | ≤ .0134 ug/L | all year | 010 |
| Mercury, total recoverable | daily maximum | ≤ .0269 ug/L | all year | 010 |
| Whole effluent toxicity - retest #1 | 7-day minimum | report only (pass=0;fail=1) | all year | TX1 |
| Whole effluent toxicity - retest #2 | 7-day minimum | report only (pass=0;fail=1) | all year | TX1 |
| WET, sublethal retest #1 | 7-day minimum | report only (pass=0;fail=1) | all year | TX1 |
| WET, sublethal retest #2 | 7-day minimum | report only (pass=0;fail=1) | all year | TX1 |
| Whole Effluent Toxicity - Retest #3 | 7-day minimum | report only (pass=0;fail=1) | all year | TX1 |
| Whole Effluent Toxicity, Sub-Lethal Retest #3 | 7-day minimum | report only (pass=0;fail=1) | all year | TX1 |
| Pass/Fail Static Renewal 7 Day Chronic Ceriodaphnia dubia | 7-day minimum | report only (pass=0;fail=1) | all year | TX1 |
| Pass/Fail Static Renewal 7Day Chronic Pimephales promelas | 7-day minimum | report only (pass=0;fail=1) | all year | TX1 |
| Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Ceriodaphnia dubia | 7-day minimum | report only (pass=0;fail=1) | all year | TX1 |
| Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Pimephales promelas | 7-day minimum | report only (pass=0;fail=1) | all year | TX1 |
| NOEC Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia | 7-day minimum | report only (%) | all year | TX1 |
| NOEC Lethal Static Renewal 7 Day Chronic Pimephales promelas | 7-day minimum | report only (%) | all year | TX1 |
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia | 7-day minimum | report only (%) | all year | TX1 |
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelas | 7-day minimum | report only (%) | all year | TX1 |
| Coef Of Var Static Renewal 7Day Chronic Ceriodaphnia dubia | 7-day minimum | report only (%) | all year | TX1 |
| Coef Of Var Static Renewal 7Day Chronic Pimephales promelas | 7-day minimum | report only (%) | all year | TX1 |
| Whole Effluent Toxicity [WET] - C. dubia | 7-day minimum | ≥ 100 % | all year | TX10 |
| Whole Effluent Toxicity [WET] - C. dubia | 7-day minimum | ≥ 80 % | all year | TX10 |
| Whole Effluent Toxicity [WET] - P. promelas | 7-day minimum | ≥ 100 % | all year | TX10 |
| Whole Effluent Toxicity [WET] - P. promelas | 7-day minimum | ≥ 80 % | all year | TX10 |
| Pass/Fail Static Renewal 7 Day Chronic Ceriodaphnia dubia | 7-day average | report only (pass=0;fail=1) | all year | TX10 |
| Pass/Fail Static Renewal 7Day Chronic Pimephales promelas | 7-day average | report only (pass=0;fail=1) | all year | TX10 |
| Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Ceriodaphnia dubia | 7-day average | report only (pass=0;fail=1) | all year | TX10 |
| Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Pimephales promelas | 7-day average | report only (pass=0;fail=1) | all year | TX10 |
| NOEC Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia | 7-day average | report only (%) | all year | TX10 |
| NOEC Lethal Static Renewal 7 Day Chronic Pimephales promelas | 7-day average | report only (%) | all year | TX10 |
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia | 7-day average | report only (%) | all year | TX10 |
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelas | 7-day average | report only (%) | all year | TX10 |
| Coef Of Var Static Renewal 7Day Chronic Ceriodaphnia dubia | 7-day average | report only (%) | all year | TX10 |
| Coef Of Var Static Renewal 7Day Chronic Pimephales promelas | 7-day average | report only (%) | all year | TX10 |
| Whole effluent toxicity - retest #1 | 7-day minimum | report only (pass=0;fail=1) | all year | TX7 |
| Whole effluent toxicity - retest #2 | 7-day minimum | report only (pass=0;fail=1) | all year | TX7 |
| WET, sublethal retest #1 | 7-day minimum | report only (pass=0;fail=1) | all year | TX7 |
| WET, sublethal retest #2 | 7-day minimum | report only (pass=0;fail=1) | all year | TX7 |
| Whole Effluent Toxicity - Retest #3 | 7-day minimum | report only (pass=0;fail=1) | all year | TX7 |
| Whole Effluent Toxicity, Sub-Lethal Retest #3 | 7-day minimum | report only (pass=0;fail=1) | all year | TX7 |
| Pass/Fail Static Renewal 7 Day Chronic Ceriodaphnia dubia | 7-day minimum | report only (pass=0;fail=1) | all year | TX7 |
| Pass/Fail Static Renewal 7Day Chronic Pimephales promelas | 7-day minimum | report only (pass=0;fail=1) | all year | TX7 |
| Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Ceriodaphnia dubia | 7-day minimum | report only (pass=0;fail=1) | all year | TX7 |
| Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Pimephales promelas | 7-day minimum | report only (pass=0;fail=1) | all year | TX7 |
| NOEC Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia | 7-day minimum | report only (%) | all year | TX7 |
| NOEC Lethal Static Renewal 7 Day Chronic Pimephales promelas | 7-day minimum | report only (%) | all year | TX7 |
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia | 7-day minimum | report only (%) | all year | TX7 |
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelas | 7-day minimum | report only (%) | all year | TX7 |
| Coef Of Var Static Renewal 7Day Chronic Ceriodaphnia dubia | 7-day minimum | report only (%) | all year | TX7 |
| Coef Of Var Static Renewal 7Day Chronic Pimephales promelas | 7-day minimum | report only (%) | all year | TX7 |
Cited limits by parameter: Arkansas's rules and the federal ones.
Same industry: the 5 Refuse Systems permits in Arkansas.
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On EPA ECHO: Facility report · DMR history
Your permit document is the final word. As JSON: /api/v1/permits/AR0037800 · MCP: https://passage-data.com/mcp